yearlong
(chemistry) boron hydride, B₂H₆, a colourless explosive gas with a nasty smell; it has an unusual structure in which two of the hydrogen atoms form a bridge between the two boron atoms
(chiefly farming) Per year. / Throughout every year; not seasonally
(uncountable) A method of spacecraft propulsion (electric propulsion) that provides thrust by heating a (typically non-reactive) fluid. / (countable) A spacecraft that uses such method of propulsion.
A person (not a spouse) with whom one lives and is romantically involved
平均して、私たちの生協は毎年1万リットルの牛乳を販売しています。
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DiQt（ディクト）
無料
★★★★★★★★★★
